Mean Rate of Change ( °C / Century )

Since: 1760 1810 1860 1910 1960 1990
Brazil - - 0.87
± 0.17
1.06
± 0.18
1.70
± 0.17
1.50
± 0.43
South America - - 0.86
± 0.20
1.00
± 0.16
1.39
± 0.19
1.07
± 0.36
Southern Hemisphere - - 0.81
± 0.24
0.94
± 0.32
1.34
± 0.38
1.15
± 0.38
Global Land 0.43
± 0.18
0.79
± 0.13
0.91
± 0.08
1.11
± 0.03
2.16
± 0.11
2.78
± 0.13

Regional Climate Variability

Difference from Global Land Average ( °C, 95% range )

Smoothing Monthly Annual Five-year Ten-year Twenty-year
± 0.76 ± 0.34 ± 0.18 ± 0.12 ± 0.07

Correlation to Global Land Average (R value)

Smoothing Monthly Annual Five-year Ten-year Twenty-year
0.81 0.94 0.98 0.99 1.00

Variability in Monthly Means ( °C, 95% range )

Jan Feb Mar Apr May Jun
± 0.89 ± 0.84 ± 0.88 ± 0.81 ± 0.91 ± 0.86
Jul Aug Sep Oct Nov Dec
± 0.97 ± 0.80 ± 0.80 ± 0.73 ± 0.68 ± 0.83

History of Temperature Stations

Evolution of Climate Extremes

Mean of Daily High Temperature

Mean of Daily Low Temperature